John L Evans

Title: Innovations of John L. Evans: A Glimpse into His Patented Ingenuity

Introduction

John L. Evans, a prominent inventor based in Madison, AL, has made a significant impact in the field of automotive technology and gauge instrumentation. With a remarkable portfolio of 4 patents, Evans continues to demonstrate his inventive prowess through innovative solutions that enhance vehicle functionality and measurement accuracy.

Latest Patents

Among his latest inventions, Evans has developed an Automotive Electronics Test System. This system and method focuses on testing automotive electronic microcontrollers by utilizing a multi-chip module that includes both a microcontroller chip and a memory chip. This design allows the multi-chip module to be packaged in the same connection configuration as a production single-chip microcontroller, effectively replacing it on the controller board while providing additional memory. A PC workstation can connect to the controller through a reserved 8-pin interface, streamlining development and testing processes before reverting to the original single-chip module.

Another notable invention is the Radial Air-Core Gauge. This unique gauge features orthogonally positioned pairs of stator coils that are wound on independent coil forms, spaced 90 degrees apart around a central cup of the gauge case. Inside, a permanent magnet rotor rotates along a shaft linked to a dial pointer, allowing it to move across a dial face in response to changes in excitation signals. This innovative design enhances measurement precision and response time, making it a valuable tool in various applications.

Career Highlights

Evans has had a noteworthy career, contributing to major companies such as Chrysler Motors Corporation and Acustar, Inc. His work in these organizations has been instrumental in the development of cutting-edge automotive technologies and electronic systems.

Collaborations

Throughout his career, Evans has worked alongside esteemed colleagues, including Alfred H. Glover and Joseph T. Betterton. These collaborations have enriched his inventive journey, allowing for the exchange of ideas and the cultivation of pioneering innovations.

Conclusion

John L. Evans exemplifies the spirit of innovation, showcasing a dedication to advancing automotive technology and measurement techniques. His patents offer valuable solutions that not only improve existing systems but also pave the way for future developments in the field. As he continues to innovate, the contributions of this inventor are sure to leave a lasting imprint on the industry.